Chesapeake Bay - Great Wicomico River Entrance UV IndexUnited StatesVANorthumberland CountyChesapeake Bay - Great Wicomico River Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAChesapeake Bay - Great Wicomico River Entrance UV forecast issued today at 1:05 am. Next forecast at approx. 1:05 am.Get WillyWeather+ to remove ads